Easy Pro Alumina Air Stone Diffuser - 6" Long (For Pond/Aquarium Use)
  •  Dimensions: 1.5" x 1.5" x 6"
  •  Recommended Air Flow: 0.5 CFM
  •  Fitting size: 3/8" barb
  •  Cleanable with muriatic acid or chlorine
  •  Higher density means self weighting
  •  More resistant to ozone